Athlon 64 2600+ vs Athlon XP 2800+
Athlon 64 2600+
Athlon XP 2800+
Performance Spectrum - CPU
About PassMark
PassMark CPU Mark evaluates processor speed through complex mathematical computations. It provides a reliable metric to compare multi-core performance, where higher scores indicate faster processing for multitasking, gaming, and heavy workloads.
Value Upgrade Path
This is the official ChipVERSUS Value Rating, comparing raw performance (PassMark) per dollar. Components placed above yours deliver better value for money. The Athlon 64 2600+ is positioned at rank 1080 and the Athlon XP 2800+ is on rank 1125, so the Athlon 64 2600+ offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Athlon 64 2600+
Performance Per Dollar Athlon XP 2800+
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Athlon 64 2600+ | Athlon XP 2800+ |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ✅ More affordable ($5) | ⚠️ Higher cost ($35) |
| Longevity | 🛑 Legacy (Lima (2008−2009) / 65 nm) | 🛑 Legacy (Barton (2001−2004) / 130 nm) |
💎 Value Proposition
| Insight | Athlon 64 2600+ | Athlon XP 2800+ |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+622%) | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($5) | ⚠️ Higher cost ($35) |
Performance Check
To accurately isolate CPU performance, all benchmarks below use an NVIDIA RTX 4090 as the reference GPU. This eliminates GPU-side bottlenecks and highlights pure processing throughput differences between the CPUs.
Note: Real-world results may vary based on your actual GPU. CPU performance impact is more visible in processing-intensive titles and high-refresh-rate gaming scenarios.
Technical Specifications
Side-by-side comparison of Athlon 64 2600+ and Athlon XP 2800+
Athlon 64 2600+
The Athlon 64 2600+ is manufactured by AMD. It was released in 2009-01-01. It is based on the Lima (2008−2009) architecture. It features 1 cores and 1 threads. Max frequency: 1.6 GHz. L3 cache: 0 kB. L2 cache: 512 kB. Built on 65 nm process technology. Socket: AM2. Thermal design power (TDP): 15 Watt. Passmark benchmark score: 392 points. Launch price was $149.
Athlon XP 2800+
The Athlon XP 2800+ is manufactured by AMD. It was released in 2009-01-01. It is based on the Barton (2001−2004) architecture. It features 1 cores and 1 threads. Max frequency: 2.25 GHz. L3 cache: 0 kB. L2 cache: 512K. Built on 130 nm process technology. Socket: A. Thermal design power (TDP): 74 Watt. Passmark benchmark score: 380 points. Launch price was $149.
Processing Power
Both the Athlon 64 2600+ and Athlon XP 2800+ share an identical 1-core/1-thread configuration. Boost clocks reach 1.6 GHz on the Athlon 64 2600+ versus 2.25 GHz on the Athlon XP 2800+ — a 33.8% clock advantage for the Athlon XP 2800+. The Athlon 64 2600+ uses the Lima (2008−2009) architecture (65 nm), while the Athlon XP 2800+ uses Barton (2001−2004) (130 nm). In PassMark, the Athlon 64 2600+ scores 392 against the Athlon XP 2800+'s 380 — a 3.1% lead for the Athlon 64 2600+. Both processors carry 0 kB of L3 cache.
| Feature | Athlon 64 2600+ | Athlon XP 2800+ |
|---|---|---|
| Cores / Threads | 1 / 1 | 1 / 1 |
| Boost Clock | 1.6 GHz | 2.25 GHz+41% |
| L3 Cache | 0 kB | 0 kB |
| L2 Cache | 512 kB | 512K |
| Process | 65 nm-50% | 130 nm |
| Architecture | Lima (2008−2009) | Barton (2001−2004) |
| PassMark | 392+3% | 380 |
| Geekbench 6 Single | — | 250 |
| Geekbench 6 Multi | — | 250 |
Memory & Platform
The Athlon 64 2600+ uses the AM2 socket (PCIe 2.0), while the Athlon XP 2800+ uses A (PCIe 1.1) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR2-667 on the Athlon 64 2600+ versus DDR-333 on the Athlon XP 2800+ — the Athlon 64 2600+ supports -202.4% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Athlon 64 2600+ supports up to 16 GB of RAM compared to 2 GB — 155.6% more capacity for professional workloads. Memory channels: 2 (Athlon 64 2600+) vs 1 (Athlon XP 2800+). Both provide 0 PCIe lanes. Chipset compatibility: AMD AM2 (Athlon 64 2600+) and KT400,nForce2 Ultra 400 (Athlon XP 2800+).
| Feature | Athlon 64 2600+ | Athlon XP 2800+ |
|---|---|---|
| Socket | AM2 | A |
| PCIe Generation | PCIe 2.0+82% | PCIe 1.1 |
| Max RAM Speed | DDR2-667 | DDR-333 |
| Max RAM Capacity | 16 GB+700% | 2 GB |
| RAM Channels | 2+100% | 1 |
| ECC Support | ❌ | ❌ |
| PCIe Lanes | 0 | 0 |
Advanced Features
Virtualization: not specified (Athlon 64 2600+) / None (Athlon XP 2800+). Primary use case: Athlon XP 2800+ targets Legacy Desktop.
| Feature | Athlon 64 2600+ | Athlon XP 2800+ |
|---|---|---|
| Integrated GPU | No | No |
| Unlocked | — | Yes |
| AVX-512 | — | No |
| Virtualization | — | None |
| Target Use | — | Legacy Desktop |
Value Analysis
The Athlon 64 2600+ launched at $100 MSRP, while the Athlon XP 2800+ debuted at $375. At current prices ($5 vs $35), the Athlon 64 2600+ is $30 cheaper. In terms of value (PassMark points per dollar), the Athlon 64 2600+ delivers 78.4 pts/$ vs 10.9 pts/$ for the Athlon XP 2800+ — making the Athlon 64 2600+ the 151.3% better value option.
| Feature | Athlon 64 2600+ | Athlon XP 2800+ |
|---|---|---|
| MSRP | $100-73% | $375 |
| Avg Price (30d) | $5-86% | $35 |
| Performance per Dollar | 78.4+619% | 10.9 |
| Release Date | 2008 | 2001 |
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